Goodwill and Intangible Assets (Details) - USD ($)	3 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Mar. 31, 2023
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	$ 6,877,000	$ 6,535,000
Goodwill [Roll Forward]
Balance at April 1, 2023	644,629,000
Currency translation	1,967,000
Balance at June 30, 2023	731,953,000
Gross Carrying Amount	542,604,000		$ 488,350,000
Accumulated Amortization	(133,063,000)		(125,813,000)
Net	409,541,000		362,537,000
Indefinite-Lived Trademarks	46,456,000		46,338,000
Duff Norton Group [Member]
Goodwill [Roll Forward]
Balance at April 1, 2023	9,699,000
Balance at June 30, 2023	9,699,000
Trademark
Goodwill [Roll Forward]
Gross Carrying Amount	22,466,000		19,478,000
Accumulated Amortization	(6,707,000)		(6,315,000)
Net	15,759,000		13,163,000
Customer relationships
Goodwill [Roll Forward]
Gross Carrying Amount	357,315,000		322,658,000
Accumulated Amortization	(93,806,000)		(88,685,000)
Net	263,509,000		233,973,000
Unpatented Technology [Member]
Goodwill [Roll Forward]
Gross Carrying Amount	112,673,000		96,291,000
Accumulated Amortization	(29,601,000)		(27,945,000)
Net	83,072,000		68,346,000
Other
Goodwill [Roll Forward]
Gross Carrying Amount	3,694,000		3,585,000
Accumulated Amortization	(2,949,000)		(2,868,000)
Net	$ 745,000		$ 717,000